@article{ref1,
title="Psychology of prediction",
journal="Psychological review",
year="1973",
author="Kahneman, Daniel and Tversky, A.",
volume="80",
number="4",
pages="237-251",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0033-295X",
doi="10.1037/h0034747",
url="http://dx.doi.org/10.1037/h0034747"
}